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Ohio Geography

  1. Land Area: 40,948 square miles
  2. Total Area: 44,828 square miles
  3. National Rank by Size: 34 th
  4. Length of State: 205 miles (north to south)
  5. Width of State: 230 miles (east to west)
  6. Latitude: 38° 27' N to 41° 58' N
  7. Longitude: Longitude: 80° 32' W to 84° 49' W
  8. Length and Width: 220 miles long and 220 miles wide at its most distant points
  9. Geographic Center: The geographic center of Ohio is in Delaware County, 25 miles NNE of the city of Columbus. Longitude: 82° 44.5'W, Latitude: 40° 21.7'N
  10. Highest Elevation: Campbell Hill in Logan County, 1,549 feet above sea level.
  11. Lowest Elevation: The bank of the Ohio River near Cincinnati, 455 feet above sea level.
  12. Bordering States and Nations:
    1. Pennsylvania (East)
    2. West Virginia (Southeast)
    3. Kentucky (South)
    4. Indiana (West)
    5. Michigan (North)
    6. Canada (North)
  13. Number of Counties: 88
  14. Largest Counties by Area
    1. Ashtabula: 702.7 square miles
    2. Ross: 688.5 square miles
    3. Licking: 686.5 square miles
    4. Muskingum: 664.6 square miles
    5. Washington: 635.2 square miles
    6. Wood: 617.4 square miles
    7. Trumbull: 615.8 square miles
    8. Scioto: 612.3 square miles
    9. Darke: 599.9 square miles
    10. Adams: 584 square miles
  15. Smallest County: Lake County 232 square miles
  16. Forested Land: 6,146,000 acres (9,603 square miles)
  17. Rivers and Streams: 44,000 miles in length
  18. Major Rivers
    1. Auglaize River
    2. Black River
    3. Blanchard River
    4. Chagrin River
    5. Cuyahoga River
    6. Great Miami River
    7. Grand River
    8. Hocking River
    9. Huron River
    10. Kokosing River
    11. Licking River
    12. Little Miami River
    13. Mahoning River
    14. Maumee River
    15. Muskingum River
    16. Ohio River
    17. Olentangy River
    18. Portage River
    19. Sandusky River
    20. Scioto River
    21. St. Marys River
    22. Tuscarawas River
    23. Vermilion River
    24. Walhonding River
  19. Inland Water: 376 square miles
  20. Major Lakes and Reservoirs
    1. Alum Creek Lake
    2. Atwood Lake
    3. Buckeye Lake
    4. Caesar Creek Lake
    5. Charles Mill Lake
    6. Clendening Lake
    7. Deer Creek Lake
    8. Delaware Reservoir
    9. Dillon Reservoir
    10. Grand Lake St. Mary's
    11. Indian Lake
    12. Lake Erie
    13. Lake St. Marys
    14. Leesville Lake
    15. Piedmaont Lake
    16. Punderson Lake
    17. Pymatuning Lake
    18. Salt Fork Lake
    19. Senecaville Lake
    20. Tappan Lake

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